Gestión de Compras suministra bridas para el mercado nacional e internacional, . Flanges welding neck, socket weld, threaded, blind, slip on, lap joint to ANSI. ASME B BRIDAS LAP JOINT. Lbs. LAP JOINT FLANGES h ø k ø m ø D ø J ø l b r. F.A Diámetro. Cuello. Peso nominal. Hub aprox. Approx. Lap Joint Flanges have all the same common dimensions as any other flange named on this page however it (Español) Tipos de Bridas para Construcción.

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They are always applied to special, accompanying flanges which ensure good, reliable sealing with the correct choice of profiles and material. This is to keep the thin, bittle cast iron flange from being sprung into the gap caused by the raised face of the carbon steel flange.

Aluminum B Slip on Flange Bridas. Fund 29 August, Tongue-and-groove facings are standardized in both large and small types. Do you order Valves to be female end both sides, or on one side maybe, in which case do you point all male ends in the flow direction, or what. Send your message to this supplier. The other flange or mating flange has a matching depression Female machined into it’s face. The newer flat bottom groove design will accept either the oval or the octagonal cross section.

With this type the flanges also must be matched. It is the last photo. Further, the RTJ flange will be damage the gasket, especially if a spiral wound or metal jacketed gasket is applied. Fundici 29 August, The reason for this is that the contact surfaces do not match and there is no gasket that has one type on one side and another type on the other side. The inside diameter of a weld neck pipe flange is machined to match the inside diameter of the pipe. Different types of flange faces are used as the contact surfaces to seat the sealing gasket material.

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ANSI B Class Lap Joint Flanges On Coastal Flange

The Flat Face flange has a gasket surface in the same plane as the bolting circle face. Weld neck pipe flanges are bridaa used for high pressure applications.

One flange face has a raised ring Tongue machined onto the flange face while the mating flange has a matching depression Groove machined into it’s face.

Flat face flanges are never to be bolted to a raised face flange. A blind flange is used to close ends of piping systems. These are commonly found on pump brias and Valve Bonnets. Definition and Details of Flanges – Flange Faces Flange faces Different types of flange faces are used as the contact surfaces to seat the sealing gasket material. Applications using flat face flanges are frequently those in which the mating flange or flanged fitting is made from a casting. In this case the compressed gasket will not bear additional load beyond the bolt tension, vibration and movement cannot further crush the gasket and lessen the connecting tension.

Definition and Details of Flanges – Flange Faces

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Socket welding flange, a popular type of pipe flange, was initially developed for use on small-sized high- pressure piping. Today April 29,the question was asked again.


The Tongue and Groove faces of this flanges must be matched. My answer of course: Sometimes a seal weld is also used together with the threaded connection.

Stainless Steel Flanges – Aceros y Tuberias

They seal by an initial line contact or a wedging action as the compressive forces are applied. It is referred to as a raised face because the gasket surfaces are raised above the bolting circle face. These are type of flanges that slide over the end of piping and then welded in place.

Once receive your question, the supplier will answer you as soon as possible.

These flanges are circumferential welded into the system at its neck which explains that the reliability of the butt welded area can be easily scrutinized by radiography.

This face type allows the use of a wide vridas of gasket designs, including flat ring sheet types and metallic composites such as spiral wound and double jacketed types. Pressure rating of the flange determines the height of the raised face. Style “R” ring type joints are manufactured in both oval and octagonal configurations.

Home About US Quality. It is used to provide positive closer on the ends of pipes, valves or equipment nozzles. Find Similar Products By Category.